/Engine/Plugins/Runtime/MIDIDevice/Source/MIDIDevice/Public/MIDIDeviceInputController.h
Callback function for any kind of MIDI Event
typedef TMulticastDelegate_SixParams< void, class [UMIDIDeviceInputController](API\Plugins\MIDIDevice\UMIDIDeviceInputController) *, int32, int32, int32, int32, int32 > FOnMIDIRawEvent